Nasal insert



FIG. 1 is a top perspective view of a nasal insert showing the design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a top view thereof.

The claimed design includes no portion that would be shown in a bottom view, hence a bottom view is not included in the drawings.

The broken line showing of the remainder of the article depicts subject matter excluded from the claim. 

CLAIM The ornamental design for a nasal insert, as shown and described. 